释义 |
symbol timing短语¹⁸⁰⁰⁹⁸⁺¹ 基本例句 符号定时 For the study of symbol timing recovery, this thesis presents a new feedforward data-aided estimation algorithm using a PN preamble based on the maximum likelihood estimation theory. 对于定时恢复,本文利用最大似然准则,提出了一种基于伪随机序列为前导序列的前向定时偏差估计算法。 cnki It is important for OFDM system to obtain accurate symbol timing and carrier frequency synchronization. 准确的定时同步和载波频率同步,对 OFDM系统的整体性能有着决定性的影响。 fabiao The simulation results show that these algorithms have higher accuracy of symbol timing offset estimation and carrier frequency offset estimation. 仿真结果表明基于本文算法具有较高精度定时偏差和载波频偏估计。 boshuo |